Headway Definition
hĕdwā
noun
Forward motion.
Webster's New World
Progress or success in work, etc.
Webster's New World
Webster's New World
The clear vertical space beneath a ceiling or archway; clearance.
American Heritage
The difference in time or distance between two trains, ships, etc. traveling in the same direction over the same course.
Webster's New World
Synonyms:
Other Word Forms of Headway
Noun
Singular:
headway
Plural:
headwaysOrigin of Headway
-
Partly from Middle English headway, from Old English hēafodweġ (“head-road, main-road”), equivalent to head- + way; partly as a shortening of ahead-way, the source of the nautical sense.
From Wiktionary
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